////// d8_dynamic.pde: Example of a dynamic sketch.
//// Creature follows the mouse, while sun moves across the sky.
float x,y; // Position of creature and sun.
float sunX, sunY;
//// SETUP: Define screen size, set modes.
void setup()
{
size( 600, 400 );
// RESET: // Start the sun half-way across the screen.
sunX= width/2;
sunY= 50;
}
//// DRAW: sky & sun plus creature
void draw()
{
// SCENE: sky, sun, house.
background( 150, 200, 250 ); // Blue sky
fill( 255, 255, 0 );
ellipse( sunX, sunY, 30,30 ); // Yellow sun
fill( 255, 0, 0 );
rect( 100,100, 100,50 ); // Red house
triangle( 100,100, 200,100, 150,50 );
// ACTION: sun crosses sky, reset to left side.
if (sunX > width) {
sunX= 0;
}
sunX= sunX + 1;
// SHOW: creature follows mouse
fill( 0,0,200 );
rect( mouseX, mouseY, 50, 80 ); // Blue creature
ellipse( mouseX+25, mouseY-20, 40,40 );
// MESSAGES.
fill(0);
text( "Example of a dynamic sketch.", width/3, 10 );
text( "Creature follows the mouse, while sun moves across the sky.", width/3, 20 );
// Also display the author and file name.
text( "B.A.Martin / dynamic1.java", 10, height-10 );
}
//